live2D (sdk가 6.5 미지원으로 sprite로 대응)

Assets/Live2D/Cubism/Samples/LookAt/Billboarder.cs

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+/**
+ * Copyright(c) Live2D Inc. All rights reserved.
+ *
+ * Use of this source code is governed by the Live2D Open Software license
+ * that can be found at https://www.live2d.com/eula/live2d-open-software-license-agreement_en.html.
+ */
+
+
+using UnityEngine;
+
+
+namespace Live2D.Cubism.Samples.LookAt
+{
+    /// <summary>
+    /// Forces a <see cref="GameObject"/> to face a camera.
+    /// </summary>
+    public class Billboarder : MonoBehaviour
+    {
+        /// <summary>
+        /// Camera to face.
+        /// </summary>
+        [SerializeField] public Camera CameraToFace;
+
+        #region Unity Event Handling
+
+        /// <summary>
+        /// Called by Unity. Updates facing.
+        /// </summary>
+        private void Update()
+        {
+            if (CameraToFace.orthographic)
+            {
+                transform.LookAt(transform.position - CameraToFace.transform.forward, CameraToFace.transform.up);
+            }
+            else
+            {
+                transform.LookAt(CameraToFace.transform.position, CameraToFace.transform.up);
+            }
+        }
+
+        #endregion
+    }
+}